(19)
(11) EP 0 447 065 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
08.01.1992 Bulletin 1992/02

(43) Date of publication A2:
18.09.1991 Bulletin 1991/38

(21) Application number: 91301613.5

(22) Date of filing: 27.02.1991
(51) International Patent Classification (IPC)5: A61F 2/38, A61F 2/64
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB GR IT LI LU NL SE

(30) Priority: 12.03.1990 GB 9005496

(71) Applicant: HOWMEDICA INTERNATIONAL INC.
Shannon Co. Clare (IE)

(72) Inventors:
  • Ashby, Alan Miles
    Maidenhead, Berkshire SL6 4LD (GB)
  • Wallace, William Angus Prof.
    Woodborough, Nottinghamshire NG14 6ED (GB)
  • Lawes, Peter
    Maidenhead, Berkshire SL6 4DB (GB)
  • Marcacci, Maurilio Dr.
    40135 Bologna (IT)
  • Marchetti, Peir Giorgio Prof.
    40136 Bologna, (IT)
  • Hoshino, Akiho Dr.
    Itabashi-ku Tokyo 175 (JP)

(74) Representative: Bridge-Butler, Alan James et al
G.F. Redfern & Co. Redfern House 149/151 Tarring Road
Worthing, West Sussex BN11 4HE
Worthing, West Sussex BN11 4HE (GB)


(56) References cited: : 
   
       


    (54) Tibial component for a replacement knee prosthesis and total knee prosthesis incorporating such a component


    (57) A tibial component for a replacement knee prosthesis comprising a tibial tray (1) for connection to a suitably prepared tibia, said tray carrying fixed lateral and medial condylar bearing components (3, 4), only said medial component (3) having a shock absorber located beneath it.






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